The Report of the Brundtland Commission was published by Oxford University Press in 1987. The full text of the Brundtland Report can be downloaded as a copy of the UN General Assembly document A/42/427 - a 25 Mbyte [pdf] file. Also available from Wikisource Brundtland Report.

The report deals with sustainable development and the change of politics needed for achieving that. The definition of this term in the report is quite well known and often cited:

"Sustainable development is development that meets the needs of the present without compromising the ability of future generations to meet their own needs."